Inventor · San Jose, CA, US

Zhenjiang Cui

40Patents
9h-index
66Co-inventors
78Inventor score

Filing activity: Apr 11, 2001 → Jul 13, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7018941B2 Post treatment of low k dielectric films Electricity 648 Expired
US9355862B2 Fluorine-based hardmask removal Electricity 147 Active
US9478434B2 Chlorine-based hardmask removal Electricity 133 Active
US9947549B1 Cobalt-containing material removal Electricity 103 Active
US9576788B2 Cleaning high aspect ratio vias Electricity 97 Active
US7097886B2 Deposition process for high aspect ratio trenches Electricity 36 Expired
US7879683B2 Methods and apparatus of creating airgap in dielectric layers for the reduction of RC delay Electricity 28 Active
US7811924B2 Air gap formation and integration using a patterning cap Electricity 25 Active
US6936843B2 Fixture used to prepare semiconductor specimens for film adhesion testing Electricity 20 Expired
US7229911B2 Adhesion improvement for low k dielectrics to conductive materials Electricity 8 Expired
US8951911B2 Process for damascene structure with reduced low-k damage Electricity 8 Active
US7259111B2 Interface engineering to improve adhesion between low k stacks Electricity 6 Expired
US6818894B2 Method and apparatus for characterization of ultrathin silicon oxide films using mirror-enhanced polarized reflectance fourier transform infrared spectroscopy Electricity 6 Expired
US6992024B2 Gapfill process using a combination of spin-on-glass deposition and chemical vapor deposition techniques Electricity 5 Expired
US6878644B2 Multistep cure technique for spin-on-glass films Electricity 5 Expired
US6635144B2 Apparatus and method for detecting an end point of chamber cleaning in semiconductor equipment Electricity 5 Expired
US7547643B2 Techniques promoting adhesion of porous low K film to underlying barrier layer Electricity 4 Expired
US7588036B2 Chamber clean method using remote and in situ plasma cleaning systems Emerging Cross-Sectional Technologies 3 Expired
US7189658B2 Strengthening the interface between dielectric layers and barrier layers with an oxide layer of varying composition profile Emerging Cross-Sectional Technologies 3 Expired
US7459404B2 Adhesion improvement for low k dielectrics Electricity 2 Active
US11121002B2 Systems and methods for etching metals and metal derivatives Electricity 2 Active
US11062921B1 Systems and methods for aluminum-containing film removal Electricity 2 Active
US11328909B2 Chamber conditioning and removal processes Electricity 1 Active
US6890597B2 HDP-CVD uniformity control Chemistry; Metallurgy 1 Expired
US10854426B2 Metal recess for semiconductor structures Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.